we are glad to inform you that the company AIK-EKO Ltd., Ukraine would like to cooperate with your esteemed company. our Inquiry for self cleaning filter. Please consider the possibility of submittting us the technical and commercial offer including the drawings and detailed technical description. Please kindly specify the price for the filters on basis CIF ODESSA (Ukraine)! Awaiting your soonest reply. AIK-EKO Ltd.Ukraine Lisa ProdanovaForeign Trade Manager Tel: 38 067 617 80 12Email: ftd@aik.biz.ua 不知道有没有退信,如果退了别砸我啊~~